hg: panama/dev: 8192974: overhaul descriptor string parsing

[maurizio.cimadamore at oracle.com]

Changeset: 8499209102d4
Author:    mcimadamore
Date:      2017-12-08 19:12 +0000
URL:       http://hg.openjdk.java.net/panama/dev/rev/8499209102d4

8192974: overhaul descriptor string parsing
Reviewed-by: henryjen

! src/java.base/share/classes/jdk/internal/nicl/Util.java
! src/java.base/share/classes/jdk/internal/nicl/types/BindingRegistry.java
- src/java.base/share/classes/jdk/internal/nicl/types/Descriptor.java
+ src/java.base/share/classes/jdk/internal/nicl/types/DescriptorParser.java
! src/java.base/share/classes/jdk/internal/nicl/types/Scalar.java
! src/java.base/share/classes/jdk/internal/nicl/types/Type.java
! test/jdk/TEST.groups
+ test/jdk/java/nicl/TestDescriptorGrammar.java
! test/jdk/java/nicl/Upcall/StructUpcall.java
! test/jdk/java/nicl/types/DescriptorTest.java